в 15:31, 26 мая 2010

2010-05-26T15:31:19Z

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2010-05-26T11:47:07Z

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==DNS Address Resolver==

<source lang="csharp">
using System;
using System.Drawing;
using System.Net;
using System.Text;
using System.Windows.Forms;
public class AsyncResolve: Form {
TextBox address;
ListBox results;
private AsyncCallback OnResolved;
public AsyncResolve()
{
Text = "DNS Address Resolver";
Size = new Size(400,380);
OnResolved = new AsyncCallback(Resolved);

Label label1 = new Label();
label1.Parent = this;
label1.Text = "Enter address to resolve:";
label1.AutoSize = true;
label1.Location = new Point(10, 10);
address = new TextBox();
address.Parent = this;
address.Size = new Size(200, 2 * Font.Height);
address.Location = new Point(10, 35);
results = new ListBox();
results.Parent = this;
results.Location = new Point(10, 65);
results.Size = new Size(350, 20 * Font.Height);
Button checkit = new Button();
checkit.Parent = this;
checkit.Text = "Resolve";
checkit.Location = new Point(235,32);
checkit.Size = new Size(7 * Font.Height, 2 * Font.Height);
checkit.Click += new EventHandler(ButtonResolveOnClick);
}
void ButtonResolveOnClick(object obj, EventArgs ea)
{
results.Items.Clear();
string addr = address.Text;
Object state = new Object();
Dns.BeginResolve(addr, OnResolved, state);
}
private void Resolved(IAsyncResult ar)
{
string buffer;
IPHostEntry iphe = Dns.EndResolve(ar);
buffer = "Host name: " + iphe.HostName;
results.Items.Add(buffer);
foreach(string alias in iphe.Aliases)
{
buffer = "Alias: " + alias;
results.Items.Add(buffer);
}
foreach(IPAddress addrs in iphe.AddressList)
{
buffer = "Address: " + addrs.ToString();
results.Items.Add(buffer);
}
}
public static void Main()
{
Application.Run(new AsyncResolve());
}
}

</source>

==DNS Get Host By Name==

<source lang="csharp">
using System;
using System.Net;
public class DNSName
{
public static void Main()
{
string hostName = Dns.GetHostName();
Console.WriteLine("Local hostname: {0}", hostName);
IPHostEntry myself = Dns.GetHostByName(hostName);
foreach (IPAddress address in myself.AddressList)
{
Console.WriteLine("IP Address: {0}", address.ToString());
}
}
}

</source>

==DNS Name Resolution==

<source lang="csharp">
using System;
using System.Net;
public class DNSNameResolution
{
[STAThread]
static void Main(string[] args)
{
IPHostEntry MyHost = Dns.Resolve(args[0]);
foreach (IPAddress MyIP in MyHost.AddressList)
{
Console.WriteLine(MyIP.Address);
}
}
}

</source>

==DNS Reverse Lookup and Lookup==

<source lang="csharp">

using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
//DnsLookup
class Program {
static void Output(IPHostEntry ipHostEntry) {
Console.WriteLine("Host: {0}", ipHostEntry.HostName);
Console.WriteLine("\nAliases:");
foreach (string alias in ipHostEntry.Aliases) {
Console.WriteLine(alias);
}
Console.WriteLine("\nAddress(es):");
foreach (IPAddress address in ipHostEntry.AddressList) {
Console.WriteLine("Address: {0}", address.ToString());
}
Console.ReadLine();
}
static void Lookup(string hostname) {
IPHostEntry ipHostEntry = Dns.GetHostByName(hostname);
Output(ipHostEntry);
}
static void ReverseLookup(string address) {
IPHostEntry ipHostEntry = Dns.GetHostByAddress(address);
Output(ipHostEntry);
}
static void Main(string[] args) {

Lookup("www.microsoft.ru");
ReverseLookup("172.18.1.1");
}
}

</source>

==Find DNS Servers==

<source lang="csharp">
using System;
using Microsoft.Win32;
public class FindDNSServers
{
public static void Main()
{
RegistryKey start = Registry.LocalMachine;
string DNSservers = @"SYSTEM\CurrentControlSet\Services\Tcpip\Parameters";
RegistryKey DNSserverKey = start.OpenSubKey(DNSservers);
if (DNSserverKey == null)
{
Console.WriteLine("Unable to open DNS servers key");
return;
}

string serverlist = (string)DNSserverKey.GetValue("NameServer");
Console.WriteLine("DNS Servers: {0}", serverlist);
DNSserverKey.Close();
start.Close();
char[] token = new char[1];
token[0] = " ";
string[] servers = serverlist.Split(token);
foreach(string server in servers)
{
Console.WriteLine("DNS server: {0}", server);
}
}
}

</source>

==Find DNS Servers from Registry==

<source lang="csharp">

using System;
using Microsoft.Win32;
class FindDNSServers {
public static void Main() {
RegistryKey start = Registry.LocalMachine;
string DNSservers = @"SYSTEM\CurrentControlSet\Services\Tcpip\Parameters";
RegistryKey DNSserverKey = start.OpenSubKey(DNSservers);
if (DNSserverKey == null) {
Console.WriteLine("Unable to open DNS servers key");
return;
}
string serverlist = (string)DNSserverKey.GetValue("NameServer");
Console.WriteLine("DNS Servers: {0}", serverlist);
DNSserverKey.Close();
start.Close();
char[] token = new char[1];
token[0] = " ";
string[] servers = serverlist.Split(token);
foreach (string server in servers) {
Console.WriteLine("DNS server: {0}", server);
}
}
}
</source>

==Get DNS Address Info==

<source lang="csharp">
using System;
using System.Net;
public class GetDNSAddressInfo {
public static void Main(string[] argv) {
if (argv.Length != 1) {
Console.WriteLine("Usage: GetDNSAddressInfo address");
return;
}
IPAddress test = IPAddress.Parse(argv[0]);
IPHostEntry iphe = Dns.GetHostByAddress(test);
Console.WriteLine("Information for {0}",
test.ToString());
Console.WriteLine("Host name: {0}", iphe.HostName);
foreach(string alias in iphe.Aliases)
{
Console.WriteLine("Alias: {0}", alias);
}
foreach(IPAddress address in iphe.AddressList)
{
Console.WriteLine("Address: {0}", address.ToString());
}
}
}

</source>

==Get DNS Host Info==

<source lang="csharp">
using System;
using System.Net;
public class GetDNSHostInfo
{
public static void Main(string[] argv)
{
if (argv.Length != 1)
{
Console.WriteLine("Usage: GetDNSHostInfo hostname");
return;
}
IPHostEntry results = Dns.GetHostByName(argv[0]);
Console.WriteLine("Host name: {0}",
results.HostName);
foreach(string alias in results.Aliases)
{
Console.WriteLine("Alias: {0}", alias);
}
foreach(IPAddress address in results.AddressList)
{
Console.WriteLine("Address: {0}",
address.ToString());
}
}
}

</source>

==Get Resolve Info:DNS==

<source lang="csharp">
using System;
using System.Net;
public class GetResolveInfo
{
public static void Main(string[] argv)
{
if (argv.Length != 1)
{
Console.WriteLine("Usage: GetResolveInfo address");
return;
}
IPHostEntry iphe = Dns.Resolve(argv[0]);
Console.WriteLine("Information for {0}", argv[0]);
Console.WriteLine("Host name: {0}", iphe.HostName);
foreach(string alias in iphe.Aliases)
{
Console.WriteLine("Alias: {0}", alias);
}
foreach(IPAddress address in iphe.AddressList)
{
Console.WriteLine("Address: {0}",
address.ToString());
}
}
}

</source>

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в 15:31, 26 мая 2010

Admin: 1 версия